導(dǎo)數(shù)的幾何意義:函數(shù)f(x)在點(diǎn)處的導(dǎo)數(shù)的幾何意義.就是曲線(xiàn)y=f(x)在點(diǎn) 處的切線(xiàn)的斜率.即曲線(xiàn)y=f(x)在點(diǎn)處的切線(xiàn)的斜率是.相應(yīng)地切線(xiàn)的方程是 查看更多

 

題目列表(包括答案和解析)

導(dǎo)數(shù)的意義

(1)導(dǎo)數(shù)的幾何意義:函數(shù)y=f(x)在點(diǎn)x0處的導(dǎo)數(shù)(x0)就是曲線(xiàn)y=f(x)在點(diǎn)p(x0,f(x0))處的切線(xiàn)的_________,即_________.

(2)導(dǎo)數(shù)的物理意義:函數(shù)s=s(t)在點(diǎn)t0處的導(dǎo)數(shù)_________,就是當(dāng)物體的運(yùn)動(dòng)方程為s=s(t)時(shí),物體運(yùn)動(dòng)在時(shí)刻t0時(shí)的瞬時(shí)速度v,即v=(t0).

查看答案和解析>>

導(dǎo)數(shù)的意義

(1)導(dǎo)數(shù)的幾何意義:函數(shù)y=f(x)在點(diǎn)x0處的導(dǎo)數(shù)(x0)就是曲線(xiàn)y=f(x)在點(diǎn)P(x0,f(x0))處的切線(xiàn)的_________,即_________.

(2)導(dǎo)數(shù)的物理意義:函數(shù)s=s(t)在點(diǎn)t0處的導(dǎo)數(shù)_________,就是當(dāng)物體的運(yùn)動(dòng)方程為s=s(t)時(shí),物體運(yùn)動(dòng)在時(shí)刻t0時(shí)的瞬時(shí)速度v,即v=(t0).

查看答案和解析>>

設(shè)函數(shù)f(x)=x3-3ax+b(a≠0),且曲線(xiàn)y=f(x)在點(diǎn)(2,f(x))處與直線(xiàn)y=8相切.
(Ⅰ)求a,b的值;
(Ⅱ)求函數(shù)f(x)的單調(diào)區(qū)間與極值點(diǎn).
提示:導(dǎo)數(shù)的幾何意義是指:函數(shù)在該點(diǎn)的導(dǎo)數(shù)值等于與曲線(xiàn)相切于該點(diǎn)的切線(xiàn)的斜率k=f/(x)
.
 
x=x 0

查看答案和解析>>

導(dǎo)數(shù)的意義

(1)導(dǎo)數(shù)的幾何意義:函數(shù)y=f(x)在x0處的導(dǎo)數(shù)(x0)就是曲線(xiàn)y=f(x)在點(diǎn)p(x0,f(x0))處的切線(xiàn)的_________,即_________.

(2)導(dǎo)數(shù)的物理意義:函數(shù)s=s(t)在點(diǎn)t0處的導(dǎo)數(shù)_________,就是當(dāng)物體的運(yùn)動(dòng)方程s=s(t)時(shí),物體運(yùn)動(dòng)在時(shí)刻t0時(shí)的瞬時(shí)速度v,即v=_________.

查看答案和解析>>


同步練習(xí)冊(cè)答案